A. Get your fabric of
B. Not gunk up the needle on your
C. So that it will wash out and doesn't add bulk or stiffness where you may not want it.
After everything is hooped, sprayed and set into place you can go about with your embroidery.
For this particular coin purse it was suggested to line the vintage fabrics. I used a typical fusible interfacing instead of trying to deal with a second interior lining fabric since it was such a small piece. After my embroidery I clipped out all the excess stabilizer to keep as close to the monogram as possible. if you look closely you can see the contrasting hatch marks inside the "E".
Very simple coin purse and easy solution to fabric being too small to hoop for machine embroidery.